| Species name | Common name | Distribution | Max. Length (cm) |
|---|---|---|---|
| Thuridilla albopustulosa Gosliner, 1995 |
White spotted thuridilla | Western Central Pacific | |
| Thuridilla bayeri (Marcus, 1965) |
Indo-West Pacific | ||
| Thuridilla carlsoni Gosliner, 1995 |
Sapsucking slug | Indo-West Pacific | 2 |
| Thuridilla decorata (Heller & Thompson, 1983) |
Western Indian Ocean | ||
| Thuridilla flavomaculata Gosliner, 1995 |
Western Central Pacific | ||
| Thuridilla gracilis (Risbec, 1928) |
Bayer's thuridilla | Indo-Pacific | 2 |
| Thuridilla hoffae Gosliner, 1995 |
Indo-West Pacific | 1 | |
| Thuridilla hopei (Vérany, 1853) |
Mediterranean Sea | ||
| Thuridilla indopacifica Gosliner, 1995 |
Indian Ocean | 2 | |
| Thuridilla lineolata (Bergh, 1905) |
Lined thuridilla | Indo-West Pacific | 2 |
| Thuridilla livida (Baba, 1955) |
Indo-West Pacific | ||
| Thuridilla mazda Ortea & Espinosa, 2000 |
Western Atlantic | 0.6 | |
| Thuridilla neona Gosliner, 1995 |
Neon thuridilla | Eastern Central Pacific | 2 |
| Thuridilla picta (Verrill, 1901) |
Painted elysia | Atlantic Ocean | 1.6 |
| Thuridilla undula Gosliner, 1995 |
Wavy sapsucking slug | Indo-West Pacific | 2 |
| Thuridilla vataae (Risbec, 1928) |
Sap-sucking slug | Indo-Pacific |